Module: DuckPuncher::Ducks::Numeric

Defined in:
lib/duck_puncher/ducks/numeric.rb

Instance Method Summary collapse

Instance Method Details

#to_currency(prefix = '') ⇒ Object 



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# File 'lib/duck_puncher/ducks/numeric.rb', line 4

def to_currency(prefix = '')
  "#{prefix}%.2f" % self.round(2)
end

#to_duration(seconds = false) ⇒ Object 



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# File 'lib/duck_puncher/ducks/numeric.rb', line 8

def to_duration(seconds = false)
  secs = to_i
  mins = secs / 60
  hours = mins / 60
  buffer = ''
  if hours > 0
    num_mins = mins % 60
    buffer << "#{hours} h"
    buffer << " #{num_mins} min" unless num_mins.zero?
  elsif mins > 0
    num_secs = secs % 60
    buffer << "#{mins} min"
    buffer << " #{num_secs} s" if seconds && num_secs.nonzero?
  elsif seconds && secs >= 0
    buffer << "#{secs} s"
  end
  buffer
end

#to_rad ⇒ Object 



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# File 'lib/duck_puncher/ducks/numeric.rb', line 46

def to_rad
  self / 180 * Math::PI
end

#to_time_ago ⇒ Object

similar to Rails’ #time_ago_in_words



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# File 'lib/duck_puncher/ducks/numeric.rb', line 28

def to_time_ago
  secs = to_i
  mins = secs / 60
  hours = mins / 60
  days = hours / 24
  buffer = ''
  if days > 0
    buffer << "#{days} #{'day'.pluralize(days)}"
  elsif hours > 0
    buffer << "#{hours} #{'hour'.pluralize(hours)}"
  elsif mins > 0
    buffer << "#{mins} #{'minute'.pluralize(mins)}"
  elsif secs >= 0
    buffer << "less than a minute"
  end
  buffer << ' ago'
end